Answer: BExplanation:To ensure failover capabilities, consider using a secondary private IP for incoming traffic on an elastic network interface. In the event of an instance failure, you can move the interface and/or secondary private IP address to a standby instance

QUESTION 66If I have multiple Read Replicas for my master DB Instance and I promote one of them, what happens to the rest of the Read Replicas?

A. The remaining Read Replicas will still replicate from the older master DB InstanceB. The remaining Read Replicas will be deletedC. The remaining Read Replicas will be combined to one read replica

Answer: AExplanation:If a source DB instance has several Read Replicas, promoting one of the Read Replicas to a DB instance has no effect on the other replicas.

Answer: CExplanation:https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/Welcome.htmlAWS CloudFormation is a service that helps you model and set up your Amazon Web Services resources so that you can spend less time managing those resources and more time focusing on your applications that run in AWS.You create a template that describes all the AWS resources that you want (like Amazon EC2 instances or Amazon RDS DB instances), and AWS CloudFormation takes care of provisioning and configuring those resources for you.

Answer: AExplanation:Q: How are the enhanced AWS Support tiers different from Basic Support?AWS Basic Support offers all AWS customers access to our Resource Center, Service Health Dashboard, Product FAQs, Discussion Forums, and Support for Health Checks – at no additional charge. Customers who desire a deeper level of support can subscribe to AWS Support at the Developer, Business, or Enterprise level.https://aws.amazon.com/premiumsupport/faqs/